Greene County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the citizen voting-age population for Greene County, IL was 10.40K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (10.01K) and constituted 96.25% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (195) and constituted 1.88% of the total. The Non-Hispanic Two Or More Races ethnicity group had the third highest (99), constituting 0.95% of the total citizen voting-age population.

The charts and tables below shows the citizen voting-age population and percentages by race and ethnicity.

You can also see similar information for other Illinois counties, and for Illinois.

Data Source: US Census - ACS 5-Years (CVAP).

See this for other years:

Greene County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2018

Non-Hispanic White Alone

Non-Hispanic Black Alone

Non-Hispanic Two Or More Races

Hispanic or Latino of All Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Asian Alone

Greene County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2018

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	10005	96.25
Non-Hispanic Black or African American Alone	195	1.88
Non-Hispanic Two Or More Races	99	0.95
Hispanic or Latino of All Races	45	0.43
Non-Hispanic American Indian and Alaska Native Alone	40	0.39
Non-Hispanic Asian Alone	15	0.14